21490536

素因数分解:

$2^3\times 3^1\times {\mathrm{547}}^1\times {\mathrm{1637}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 53857440

約数和(自身を除く): 32366904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 547, 1094, 1637, 1641, 2188, 3274, 3282, 4376, 4911, 6548, 6564, 9822, 13096, 13128, 19644, 39288, 895439, 1790878, 2686317, 3581756, 5372634, 7163512, 10745268, 21490536]

約数ペア:

[(1, 21490536), (2, 10745268), (3, 7163512), (4, 5372634), (6, 3581756), (8, 2686317), (12, 1790878), (24, 895439), (547, 39288), (1094, 19644), (1637, 13128), (1641, 13096), (2188, 9822), (3274, 6564), (3282, 6548), (4376, 4911)]